Man stabbed inside San Diego nightclub

San Diego 
Police are looking for an attacker who stabbed a man four times in the back on the dance floor of a San Diego nightclub. City News Service says it happened at around 12:30 a.m. Monday at the F6ix club in the city's Gaslamp Quarter.

Police say the 21-year-old victim didn't see who stabbed him. He's expected to survive. His name wasn't immediately released.